6540858232 has 8 divisors (see below), whose sum is σ = 12264109200. Its totient is φ = 3270429112.

The previous prime is 6540858223. The next prime is 6540858253. The reversal of 6540858232 is 2328580456.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×6540858232² = 85565652822244331648, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 408803632 + ... + 408803647.

It is an arithmetic number, because the mean of its divisors is an integer number (1533013650).

Almost surely, 2^6540858232 is an apocalyptic number.

It is an amenable number.

6540858232 is a deficient number, since it is larger than the sum of its proper divisors (5723250968).

6540858232 is a wasteful number, since it uses less digits than its factorization.

6540858232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817607285 (or 817607281 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 43.

The square root of 6540858232 is about 80875.5725296582. The cubic root of 6540858232 is about 1870.1577675808.

The spelling of 6540858232 in words is "six billion, five hundred forty million, eight hundred fifty-eight thousand, two hundred thirty-two".